here's abc's bob woodruff. >> reporter: they are one of the greatest teams in sports. he was on track to become the best in baseball. so the yankees signed alex rodriguez, known as a-rod, to a ten-year contract worth $275 million. the biggest in history. >> numbers were just mind-boggling. people thought, his career is set. this guy is going to walk into cooperstown some day as the greatest of all time. >> reporter: the yankees paid a-rod $30 million last year alone. that's more than $238,000 per game, $234,000 per hit, and each home run, a whopping $1.6 million. his prowess on the field, often overshadowed by his prowess off. those blue eyes, charming the likes of cameron diaz, kate hudson, even madonna, as red sox fans gleefully mocked. but now it all could be falling apart. rodriguez is facing new accusations of using performance-enhancing drugs. major league baseball is investigating. and sources tell espn, the yankees want a-rod out. >> his production has been flagrantly diminishing. >> reporter: rodriguez has long been accused of using steroids. see how he bulked